¡@
2014/10/15 ¤U¤È 10:16:11
iphone Programming Glossary: zombiesSEGV_ACCERR calling [[NSNotificationCenter defaultCenter] removeObserver:self] in dealloc http://stackoverflow.com/questions/12901031/segv-accerr-calling-nsnotificationcenter-defaultcenter-removeobserverself-i simulator but happened almost every time on the device. So when tracking down weird memory errors unfortunately the Zombies instrument is not always a viable tool because it requires the app to be run in the simulator. So the next best thing is..
How to run iPhone program with Zombies instrument? http://stackoverflow.com/questions/1417782/how-to-run-iphone-program-with-zombies-instrument to run iPhone program with Zombies instrument I'm running XCode 3.2 on Snow Leopard and I'm trying to run the Zombies instrument against my app but the selection.. to run iPhone program with Zombies instrument I'm running XCode 3.2 on Snow Leopard and I'm trying to run the Zombies instrument against my app but the selection is grayed out and I don't know why. I know about the NSZombieEnabled environment.. objective c xcode instruments share improve this question You need to launch the Instruments application with the Zombies instrument from outside of XCode This is how you can do it The Instruments application is usually located inside Developer..
EXC_BAD_ACCESS on device, but fine on Simulator http://stackoverflow.com/questions/3583728/exc-bad-access-on-device-but-fine-on-simulator memory. A pointer could be bad and accessed but not detected it's still a bug. You have already checked to see that no Zombies are messaged which would have been my first suggestion. The next thing to do is Enable Guard Malloc and then read this http..
http://stackoverflow.com/questions/3779306/uitextview-delegates-problem those crashes and strange stack traces. To fix the kind of problem I've just described you can use Instruments and its Zombies instrument. Unfortunately you can't start Zombies from within Xcode you need to start Instruments standalone then choose.. kind of problem I've just described you can use Instruments and its Zombies instrument. Unfortunately you can't start Zombies from within Xcode you need to start Instruments standalone then choose the Zombies under iPhone Simulator Memory then Choose.. Unfortunately you can't start Zombies from within Xcode you need to start Instruments standalone then choose the Zombies under iPhone Simulator Memory then Choose Target from the toolbar you should see your application in there or be able to..
http://stackoverflow.com/questions/7214175/xcode-malloc-error Thank you iphone objective c ios xcode share improve this question The Instruments Tool provides a way to find Zombies. To find the Zombie which causes your app to crash select Product Profile in XCode 4. A new window will open where you have.. which causes your app to crash select Product Profile in XCode 4. A new window will open where you have to choose Zombies . Now click Profile in the bottom right corner of the window. If you now send a message to a freed object it will show you..
What does the Xcode 4.2 preference “Support Wirelessly Connected Devices” do? http://stackoverflow.com/questions/7266391/what-does-the-xcode-4-2-preference-support-wirelessly-connected-devices-do found this very useful to build to local testers with almost no effort on their part run instruments like Leaks or Zombies to help track down pesky issues while your test is still comfortable sitting at their desk instead of tethered to your machine..
Unexplainable segmentation fault on iphone http://stackoverflow.com/questions/7645399/unexplainable-segmentation-fault-on-iphone before I am using xcode 4 and the device is an iphone 3G although it also happens in an iphone 4. PD I've tried Zombies with no luck. iphone objective c xcode segmentation fault share improve this question In the end the solution was to..
“Thread 6 com.apple.NSURLConnectionLoader: Program received signal: EXC_BAD_ACCESS” http://stackoverflow.com/questions/7814917/thread-6-com-apple-nsurlconnectionloader-program-received-signal-exc-bad-acce bug or something. I've tried setting breakpoints everywhere and stepping through running it in Instruments under the Zombies profile but it just bombs out and doesn't tell me where. I've got not warnings and a clean analysis so I'm at a bit of a..
How to debug “message sent to deallocated instance” in Xcode4? http://stackoverflow.com/questions/8298946/how-to-debug-message-sent-to-deallocated-instance-in-xcode4 1 simply shows me this Everything is system owned and there's not a single line related to my app. So obviously NSZombiesEnabled doesn't work as it did in Xcode 3 where it halted on the dead object. Is there any way to figure out which CALayer.. and in most but not all cases after the view faded out it crashed giving that weird CALayer retainCount message. The Zombies Instrument CMD I finally pointed out that it had to do with a button. Just didn't know why and where. Clang Static Analyzer.. ios xcode memory management xcode4 share improve this question If this crops up again you can run a dedicated Zombies instrument. Hit Command I to profile the app and select the Zombies instrument you must be running on the simulator . If..
How to use NSzombie in xcode? [duplicate] http://stackoverflow.com/questions/1211923/how-to-use-nszombie-in-xcode improve this question Environment variables are now part of the scheme . If you edit the scheme you want to turn on zombies for in the Product menu select Edit Scheme go to the Run Foo.app stage in the left panel and the Arguments tab on the right...
How to run iPhone program with Zombies instrument? http://stackoverflow.com/questions/1417782/how-to-run-iphone-program-with-zombies-instrument
Signal 11, segmentation fault on iphone App exit http://stackoverflow.com/questions/1849929/signal-11-segmentation-fault-on-iphone-app-exit Try running your application with NSZombieEnabled. This will tell you if you're over releasing any object. To enable zombies do the following Choose Project Edit Active Executable to open the executable Info window. Click Arguments. Click the add..
http://stackoverflow.com/questions/2376979/sent-to-deallocated-instance this question I had similar issue turns out I was not retaining a UIButton properly. How I found the cause Enable zombies Run the project with 'Allocations' instrument Use the app to trigger the bug Check that Instruments show message 'Zombie..
EXC_BAD_ACCESS on lauching, random bug http://stackoverflow.com/questions/3360437/exc-bad-access-on-lauching-random-bug You've over released an object so when the autorelease pool gets cleared it's an invalid operation. Debug it with zombies Double click your executable Select Arguments and add NSZombieEnabled with value YES Then run your app again and check the..
EXC_BAD_ACCESS on device, but fine on Simulator http://stackoverflow.com/questions/3583728/exc-bad-access-on-device-but-fine-on-simulator attempt to scroll one page. I have ran it through Instruments with Allocations and Leaks but nothing is leaked and no zombies are messaged... i'm just curious what could cause such a difference in simulator vs device Any ways to debug this since..
http://stackoverflow.com/questions/4168327/what-is-nszombie
Why is object not dealloc'ed when using ARC + NSZombieEnabled http://stackoverflow.com/questions/8408071/why-is-object-not-dealloced-when-using-arc-nszombieenabled automatic ref counting nszombieenabled share improve this question Turns out I've written some serious nonsense If zombies worked like I originally wrote turning on zombies would directly lead to innumerable false positives... There is some isa.. this question Turns out I've written some serious nonsense If zombies worked like I originally wrote turning on zombies would directly lead to innumerable false positives... There is some isa swizzling going on probably in _objc_rootRelease.. is some isa swizzling going on probably in _objc_rootRelease so any override of dealloc should still be called with zombies enabled. The only thing that won't happen with zombies is the actual call to object_dispose at least not by default. What's..
Crash when using gesture recognizers in StoryBoard http://stackoverflow.com/questions/9035826/crash-when-using-gesture-recognizers-in-storyboard __NSCFString which is obviously the private implementation class of NSString . Make sure you have tried running with zombies enabled. A zombie can easily cause an unrecognized selector error. If it's not a zombie put a breakpoint on NSObject doesNotRecognizeSelector..
|